explain the work done by add person when he is holding the suitcase in his hand
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Answer:
The answer is zero.
Explanation:
When he carries the suitcase the weight of the suitcase acts vertically downwards. While the person moves in forward direction, his displacement is always perpendicular to the weight. Hence by the formula, W=FScos Ф, angle being 90 degree Work done = 0.
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